Aww, yay tsundere!Snape and bold and very brave (and promiscuous) Harry! Haha, the glowing dick was a great idea. And it was great how you managed to remember that prompts are involved and added some close to the end :D

THIS:

"What. Me or the place?"

"Bother!" Harry sai,s grinning and grinding his hupsntoi the imaginary music. "How about you show me your bedroom?"

Is it a cheeky reference to Potter Puppet Pals??!